Solar cell



FIG. 1 is a top perspective view of the first embodiment of a solar cell showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a back elevation view thereof;

FIG. 7 is a front elevation view thereof;

FIG. 8 is a top perspective view of the second embodiment of a solar cell showing our new design;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a right side elevation view thereof;

FIG. 12 is a left side elevation view thereof;

FIG. 13 is a back elevation view thereof;

FIG. 14 is a front elevation view thereof;

FIG. 15 is a top perspective view of the third embodiment of a solar cell showing our new design;

FIG. 16 is a top plan view thereof;

FIG. 17 is a bottom plan view thereof;

FIG. 18 is a right side elevation view thereof;

FIG. 19 is a left side elevation view thereof;

FIG. 20 is a back elevation view thereof; and,

FIG. 21 is a front elevation view thereof.

The broken lines shown are included for the purpose of illustrating a portion of the solar cell that form no part of the claimed design.

Applicant reserves the right to amend the claimed invention by showing in solid lines any and all features or portions thereof originally shown in broken lines and/or by showing in broken lines any and all features or portions thereof originally shown in solid lines. 

CLAIM The ornamental design for a solar cell, as shown and described. 